x9317wv8ic7898 Intersil Corporation, x9317wv8ic7898 Datasheet - Page 5

• Manufacturer Part Number: x9317wv8ic7898
• Description: Digitally Controlled Potentiometer Xdcp?
• Manufacturer: Intersil Corporation

Pin Descriptions
Block Diagram
DIP/SOIC
Device Select
1
2
3
4
5
6
7
8
Increment
Up/Down
(U/D)
(INC)
(CS)
SYMBOL
V
V
V
INC
U/D
CC
R
R
CS
R
CC
SS
V
W
H
L
SS
(Supply Voltage)
General
Memory
Control
(Ground)
and
Increment. Toggling INC while CS is low moves the wiper either up or down.
Up/Down. The U/D input controls the direction of the wiper movement.
The high terminal is equivalent to one of the fixed terminals of a mechanical potentiometer.
Ground.
The wiper terminal is equivalent to the movable terminal of a mechanical potentiometer.
The low terminal is equivalent to one of the fixed terminals of a mechanical potentiometer.
Chip Select. The device is selected when the CS input is LOW, and de-selected when CS is high.
Supply Voltage.
5
R
R
R
H
W
L
U/D
INC
V
V
CS
CC
SS
Nonvolatile
X9317
Up/Down
Store and
Counter
Memory
Circuitry
Control
Recall
7-Bit
BRIEF DESCRIPTION
Hundred
Decoder
One
One
of
Detailed
99
98
97
96
2
1
0
Switches
Wiper
Resistor
Array
September 9, 2005
R
R
R
H
L
W
FN8183.1